When Clay's mother, Lainie (Amy Hargreaves), enters his room unannounced, a complete map of Dracula's castle from the video game "Castlevania: Symphony Of The Night" can be seen hanging on Clay's (Dylan Minnette) bedroom door.
Steven Weber (Principal Gary Bolan) & Justin Prentice (Bryce Walker) both appeared in episode 2.17, Reflections of the Way Liv Used to Be (2016) of iZombie (2015) as Vaughn Du Clark and Brody Johnson respectively.
This is the second time Alisha Boe and Ross Butler have worked together - previously they appeared in two episodes of Teen Wolf (2011) together.